Overview
The INA350ABSIDDFR is a precision current-sense amplifier manufactured by Texas Instruments. This product belongs to the category of integrated circuits, specifically designed for accurate current measurement in various applications. It is targeted at engineers and designers working on power management, battery monitoring, and industrial automation systems. The INA350ABSIDDFR stands out for its high accuracy, low offset voltage, and wide common-mode voltage range, making it a competitive choice for demanding current-sensing tasks.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 2.7 to 5.5 | V | |
| Common-Mode Voltage Range | -0.1 to 26 | V | |
| Gain | 20 | V/V | Fixed |
| Offset Voltage | ±25 | µV | Max |
| Bandwidth | 350 | kHz | |
| Quiescent Current | 75 | µA | Typical |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | DSBGA | 8-pin |
Key Features
- High accuracy with low offset voltage (±25 µV max).
- Wide common-mode voltage range (-0.1 V to 26 V).
- Fixed gain of 20 V/V for simplified design.
- Low quiescent current (75 µA typical) for power efficiency.
- Compact DSBGA package for space-constrained applications.
Applications
The INA350ABSIDDFR is widely used in applications requiring precise current measurement. Its typical applications include:
- Power Management: Monitoring current in DC-DC converters and power supplies.
- Battery Monitoring: Measuring charge and discharge currents in battery-powered systems.
- Industrial Automation: Current sensing in motor control and robotics.
- Consumer Electronics: Power monitoring in portable devices.
Q & A
1. What is the supply voltage range of the INA350ABSIDDFR?
The supply voltage range is 2.7 V to 5.5 V.
2. What is the common-mode voltage range?
The common-mode voltage range is -0.1 V to 26 V.
3. Does the INA350ABSIDDFR have a fixed gain?
Yes, it has a fixed gain of 20 V/V.
4. What is the maximum offset voltage?
The maximum offset voltage is ±25 µV.
5. What is the bandwidth of the amplifier?
The bandwidth is 350 kHz.
6. What is the typical quiescent current?
The typical quiescent current is 75 µA.
7. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
8. What package does the INA350ABSIDDFR come in?
It comes in an 8-pin DSBGA package.
9. Is this amplifier suitable for battery monitoring?
Yes, it is ideal for battery monitoring due to its high accuracy and low power consumption.
10. Can it be used in industrial automation?
Yes, it is well-suited for industrial automation applications like motor control and robotics.
